Quiver

2026 Trek Fuel MX Gen 7 vs 2027 Santa Cruz Tallboy FA

We can't match sizes for these two: one of them has no stack and reach for the sizes shown.

What changes on the Santa Cruz Tallboy FA

Frame stack
n/a
One of the bikes has no number for this
Frame reach
n/a
One of the bikes has no number for this
Wheelbase
n/a
One of the bikes has no number for this
Head angle
+0.6°
Steeper: sharper steering
Chainstays
+2 mm
About the same

The two frames

2026 Trek Fuel MX Gen 7 (M)The Trek Fuel MX Gen 7 frame drawn to scale.J 1228

Only the Trek Fuel MX Gen 7 is drawn. The Santa Cruz Tallboy FA numbers we have for size M are missing the reach, stack and wheelbase.

Geometry side by side

MeasurementTrek Fuel MX Gen 7 MSanta Cruz Tallboy FA MDifference
Reach456not listed
Stack627not listed
Head tube angle64.2°64.8+0.6°
Seat tube angle77.5°77−0.5°
Effective top tube584596+12 mm
Chainstay length434435.5+2 mm
Wheelbase1228not listed
BB drop31not listed
BB height343not listed
Standover749not listed
Seat tube length400not listed
Head tube length110115+5 mm

Differences are the Santa Cruz Tallboy FA minus the Trek Fuel MX Gen 7. Full charts: 2026 Trek Fuel MX Gen 7, 2027 Santa Cruz Tallboy FA.

Where each sits in its class

Trek Fuel MX Gen 7Santa Cruz Tallboy FA

AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted

Each bike is ranked against the other trail bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.

What each ships with

The stock build of each bike's first listed trim. Parts that match are dimmed.

PartTrek Fuel MX Gen 79 Eagle 90 Gen 7Santa Cruz Tallboy FAXX AXS FA RSV
FrameTrek Alpha NEXT Platinumnot listed
ForkFox 36 FactoryRockShox Pike Flight Attendant Ultimate
Rear shockFox Float FactoryRockShox Super Deluxe Flight Attendant Ultimate
ShifterSRAM Eagle 90 TransmissionSRAM Pod Rocker Controller
DerailleurSRAM Eagle 90 TransmissionSRAM XX SL Eagle Transmission
CassetteSRAM GX Eagle TransmissionSRAM XX SL 1299 Eagle Transmission
ChainSRAM GX EagleSRAM XX SL Eagle Transmission
CranksetSRAM Eagle 90 TransmissionSRAM XX SL Eagle Power Meter Transmission
Bottom bracketSRAM DUBSRAM DUB 68/73mm Threaded BB
WheelsetBontrager Line Comp 30not listed
TireMaxxis AssegaiMaxxis Dissector
BrakeSRAM Maven 4-piston BronzeSRAM Maven Carbon Ultimate
RotorSRAM HS2SRAM HS2
HandlebarRace Face Turbinenot listed
GripsTrek Line Elitenot listed
SeatpostBontrager Line Droppernot listed
SaddleTrek VerseWTB Silverado Medium Fusion
Rimnot listedReserve 30|SL Carbon
Stemnot listedIndustry Nine A35
Headsetnot listedChris King DropSet 3 50th Anniversary Integrated Headset
Dropper postnot listedOneUp Components Dropper Post

Know what is on every bike.

Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.

Explore the app
A Transition Relay build sheet: frame, fork, shock and drivetrainThe Relay’s ride photo galleryThe Relay’s ride spectrum and 2D frame geometryThe garage: five bikes and 99 recorded partsA Specialized Tarmac SL8 road build sheet